US Bridges

N11 over Dry Creek

Good

Holt County, Nebraska · 20S Atkinson · Structure no. S011 12826

Built
2017
8 years old
Condition
Good
inspected March 2021
Type
Culvert
Concrete
Length
27 ft
3 main spans
Daily traffic
345
2018 count
Owner
State
State Highway Agency

About this bridge

N11 over Dry Creek is a concrete culvert carrying N11 over Dry Creek in Holt County, Nebraska. It was built in 2017, so it is 8 years old, younger than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 345 vehicles a day, roughly 16% of them trucks, projected to reach 431 by 2038. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 37.3 mi (60 km).

CarriesN11
CrossesDry Creek
Location20S Atkinson
RouteState Highway 11
Coordinates42.2398, -98.9633
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.9 US tons
Inventory rating48.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic345 (2018)
Projected traffic431 by 2038
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.3 mi (60 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N11 over Dry Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is N11 over Dry Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2021.

How much traffic does N11 over Dry Creek carry?

About 345 vehicles per day (2018 count), of which roughly 16% are trucks.

How long is N11 over Dry Creek?

The structure is 27 ft (8.2 m) long with a longest span of 13 ft (4 m).

Who owns N11 over Dry Creek?

It is owned by the State Highway Agency.